Uploaded January 2022 | Updated September 2026, 1 week ago

---

If you've ever finished a calculation and ended up with a physically impossible answer, you likely fell into this math trap. By ignoring the +/- during a square root, I can "prove" that 1=2. This video shows that failure in action to break down the logic. You'll never make this mistake on a chem exam again.

Related Units:
If you're towards the beginning of your chemistry journey, here are the fundamentals that matter: youtube.com/playlist?list=PLvUW25kBaMMssGHFrR4Ee7_-8cFBvBkgN
If you're studying atomic theory, I've got you covered in this playlist: youtube.com/playlist?list=PLvUW25kBaMMszGN5XY0QXNP_t-9Z-B8C2
If you just want to see random fun stuff: youtube.com/playlist?list=PLvUW25kBaMMv7_3jTEAe3vVZqPhsjf5Oy
I have plenty more playlists and courses, too!

🍵Buy the Professor a tea to keep the videos coming: patreon.com/c/ChemistryinaNutshell
🧪 For the chemist who prefers eyebrows: Grab the complete collection of 11 hand-drawn lab safety posters: payhip.com/b/SNQL0
🔬As an Amazon Affiliate, I earn from qualifying purchases at no extra cost to you. Start your shopping here: amazon.com/shop/chemnut?ccs_id=11f20bce-5f74-427b-85fb-bdf66849405a

#BadMath #MathematicalFallacy #Math